Key Developer Features

Add the "Buy with Google" button

Easily embed a “Buy with Google” button in your flow to let customers purchase instantly
from your app. Customers can grant you access to their payment information with just
a few clicks.
Add a "Buy with Google" button.

Streamline Purchases with Google+ Sign-On

For users ready to purchase, you can simplify the login and account creation steps
by adding Google+ sign in. Users can sign in with a single click and share their
profile information during the purchase.
Add Google+ Sign-In for Wallet.

Getting Started

1. Get the Google Play services SDK

The Google Wallet Android APIs are part of the Google Play services platform.

To get started, set up
the Google Play services SDK. Then see the tutorial
to learn how to set up your app.

2. Run the sample

Once you've installed the Google Play services package, try the Google Wallet
sample located in <android-sdk>/extras/google-play-services/samples/wallet.
The sample shows you how to use the major components of the Instant Buy API.

The Quick
Start guide provides directions on how to get the Wallet sample up and running